* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  color: #fff;
  background: #000;
  font: 400 16px/1.6 system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, Apple Color Emoji, Segoe UI Emoji;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.center {
  text-align: center;
  padding: 2rem;
}

h1 {
  margin: 0 0 0.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  font-size: clamp(32px, 6vw, 64px);
}

.tagline {
  margin: 0;
  color: #aaa;
  font-size: clamp(14px, 2vw, 18px);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}